Computer generated image for a display panel or screen



FIG. 1 is a front elevational view of a computer generated image for a display panel or screen showing my new design;

FIG. 2 is a front elevational view of a second image thereof;

FIG. 3 is a front elevational view of a third image thereof; and,

FIG. 4 is a front elevational view of a fourth image thereof.

The broken line showing of a portion of a display panel or screen is for illustrating environmental structure and forms no part of the claimed design. 

The ornamental design for a computer generated image for a display panel or screen, as shown and described. 